Ocean Circulation and Climate

What is the major cause of surface currents?

• dolphins
• wind
• hurricanes
• tides

Why does heat rise in a convection current?

• less dense
• more dense
• more humid
• less humid

Why does cold water sink in a convection current?

• Less dense
• more dense
• Less humid
• More humid

Which air mass brings cold, dry air to the United States?

• Air Mass #1
• Air Mass #2

Which air mass comes from the equator region?

• Air mass #1
• Air mass #2

Which air mass has wet, warm air?

• Continental Tropical
• Continental Polar
• Marine Tropical
• Marine Polar

Which air mass is found over land?

• Continental
• Marine/Ocean
• Tropical
• Polar

What causes the Coriolis Effect?

• Ocean currents
• Air Masses
• The Equator
• Earth's rotation

Is the picture representing a land breeze or sea breeze?

• Land breeze
• Sea breeze

1)  What powers oceans and wind currents?

• Corilois effect
• Earth's rotation
• The sun
• The wind